Rakoff said the “unrealistic conditions” of the test — in which cat waste was sealed in jars with each compound’s active ingredient — “says little about how substances perform in litter as opposed to jars.”

The judge also noted that “it is highly implausible that 11 panelists would stick their noses in jars of excrement and report 44 independent times that they smelled nothing unpleasant.”

Clorox spokesman Dan Staublin said, “We’re disappointed by the court’s ruling and stand by the truthfulness of our advertising.”